# Commonwealth Construction Company: 1 staff member newly certified for Delaware sediment and stormwater site work

**Score:** 50/100

| Field | Value |
|---|---|
| Firm | Commonwealth Construction Company |
| Firm type | Site, civil or general contractor |
| Staff certified, last 180 days | 1 |
| First certification in window | 2026-09-28 |
| Latest certification | 2026-09-28 |
| Stage | More staff certified (firm already in program) |
| Certified before the window | 4 |
| Firm first seen | 2023-09-07 |
| Total certifications on file | 5 |

## Why this score
- Builds or disturbs sites directly.
- Certified in the last 45 days.

Source: Delaware DNREC Sediment and Stormwater Contractor Training Program certification holders (data.delaware.gov) (https://data.delaware.gov/d/eagm-iwjf). Last refreshed: 2026-10-28T20:50:58.176Z.
From DNREC's list of Sediment and Stormwater Contractor Training Program certification holders, grouped by the employer each trainee gave, so spellings of one firm may split. Firm level only: no trainee names are stored. Certification shows readiness for Delaware land-disturbing work, not a specific contract. Verify with DNREC.